Features: ?Upgrade 2 Types of Usages-Auto OFF 600ML?: This Comes with Removable Holder Base. 1. Without Holder Base, you can enjoy refreshing water by simple installation and touching the switch.2.With installation Holder Base, you can just put this Water Bottle Pump on Desk or table anywhere you want, very convenient to use. ?Safety and Health?: made of high density ABS plastic and food grade silicone tube, BPA Free, no toxic and no smell.. ?Upgrade USB Rechargeable Battery?: built in rechargeable 1200mAh lithium battery. Once full charged 3 hours,this can used for 30-40 Days or 5-6 bottles of 5 gallon water bottle, no need to charge every day. Suit for Indoor or Outdoor. ?High Compatibility?: Suitable for all types of gallon bottles. Also compatible with bottles of different capacities: 2 to 5 gallon. Note: This automatic pump is suitable for neck lengths of 2.16 inches (5.5 cm) and gallon bottles with bottle caps. ?Multiple Uses?: with Compact Size,Wherever you're using this water dispenser at home, at the office, school, hotel, during a picnic, in a public space, party or camping activity, you'll always have fresh water at your disposal both indoors and outdoors! ?Easy to Use?: With this elegant water bottle pump, you can enjoy refreshing water by simple installation and touching the switch. No lifting or flipping anymore when you want to replace a new water bottle.It's easy to operate and save your time. EASY TO USE: 1.No need to lift those heavy 5 gallon water bottle 2.Easy to carry 3.Convenience to clean 4.Auto OFF 600ML Package Include : 1 * Water Bottle Pump 1 * Base Holder 1 * Silicone Hose 1 * Micro USB Charging Cable 1 * English Manual